you use the smoke bomb from the science lab and use it in the detencion room.
click on it
In the file cabinet, in detention, in the school.
It is used in detention, so as to be allowed near the file cabinet.
You need to click on the file cabenet and then go down the ladder.
you use the stink bomb to get rid of the teacher and then click on it and it should open if you have the locker combo and the 'map' to the cabnet and it WILL open!
Artur is in the secret room behind the file cabinet. (He was hunting for the Time Capsule.)
On Big Nate's island
On Big Nate Island.
Big Nate Island on the Poptropica map is the 9th from the top.
big nate island
NO
No